Puma Biotechnology, Inc.
PBYI- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001401667
In the last 90 days, Puma Biotechnology, Inc. insiders filed 0 open-market purchases and 5 sales; 160 institutions reported holding it in 13F filings for Q2 2026, worth $313.6M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Puma Biotechnology, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 160
- +6 vs. Q1 2026
- Shares held
- 38.7M
- +835.0K (+2.2%) vs. Q1 2026
- Total value
- $313.6M
- +$71.9M (+29.8%) vs. Q1 2026
- New holders
- 21
- 60 more added
- Sold out
- 15
- 52 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PBYI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 160 | $313.6M |
| Q1 2026 | 157 | $241.8M |
| Q4 2025 | 151 | $210.2M |
| Q3 2025 | 132 | $182.6M |
| Q2 2025 | 121 | $112.8M |
| Q1 2025 | 116 | $90.1M |
| Q4 2024 | 112 | $90.1M |
| Q3 2024 | 100 | $76.0M |
| Q2 2024 | 99 | $101.0M |
| Q1 2024 | 93 | $164.4M |
| Q4 2023 | 82 | $117.0M |
| Q3 2023 | 69 | $67.6M |
| Q2 2023 | 68 | $93.8M |
| Q1 2023 | 78 | $86.3M |
| Q4 2022 | 89 | $116.3M |
| Q3 2022 | 83 | $65.5M |
| Q2 2022 | 89 | $79.5M |
| Q1 2022 | 104 | $86.1M |
| Q4 2021 | 102 | $93.1M |
| Q3 2021 | 116 | $226.0M |
| Q2 2021 | 120 | $319.3M |
| Q1 2021 | 118 | $355.9M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Puma Biotechnology, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acorn Capital Advisors, LLC | 4,131,299 | $33.5M | 9.14% | 00.0% | Unchanged |
| BlackRock, Inc. | 3,804,736 | $30.9M | 0.00% | +205,784+5.7% | Added |
| American Century Companies Inc | 2,319,996 | $18.8M | 0.01% | +403,650+21.1% | Added |
| Acadian Asset Management LLC | 2,053,523 | $16.6M | 0.02% | +11,764+0.6% | Added |
| Renaissance Technologies LLC | 1,836,213 | $14.9M | 0.02% | −106,200−5.5% | Reduced |
| Vanguard Capital Management LLC | 1,835,643 | $14.9M | 0.00% | +17,962+1.0% | Added |
| Vanguard Portfolio Management LLC | 1,825,599 | $14.8M | 0.00% | +90,950+5.2% | Added |
| LSV Asset Management | 1,617,981 | $13.1M | 0.02% | +435,113+36.8% | Added |
| Dimensional Fund Advisors LP | 1,518,014 | $12.3M | 0.00% | +81,908+5.7% | Added |
| Geode Capital Management, LLC | 1,339,405 | $10.9M | 0.00% | +322,063+31.7% | Added |
| O'Shaughnessy Asset Management, LLC | 1,123,783 | $9.11M | 0.04% | −14,386−1.3% | Reduced |
| State Street Corp | 952,165 | $7.72M | 0.00% | +34,575+3.8% | Added |
| Kennedy Capital Management, Inc. | 873,253 | $7.08M | 0.13% | −16,348−1.8% | Reduced |
| Bridgeway Capital Management, LLC | 791,616 | $6.42M | 0.11% | +16,275+2.1% | Added |
| Ritholtz Wealth Management | 749,798 | $6.08M | 0.09% | −24,510−3.2% | Reduced |
| AQR Capital Management LLC | 725,192 | $5.88M | 0.00% | −75,002−9.4% | Reduced |
| Goldman Sachs Group Inc | 669,156 | $5.43M | 0.00% | −563−0.1% | Reduced |
| Northern Trust Corp | 652,386 | $5.29M | 0.00% | +10,633+1.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 642,946 | $5.21M | 0.01% | −139,852−17.9% | Reduced |
| UBS Group AG | 636,761 | $5.16M | 0.00% | +102,534+19.2% | Added |
| Millennium Management LLC | 602,240 | $4.88M | 0.00% | −875,279−59.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 532,450 | $4.32M | 0.00% | −5,705−1.1% | Reduced |
| SEI Investments Co | 418,669 | $3.40M | 0.00% | −89,513−17.6% | Reduced |
| Globeflex Capital L P | 382,807 | $3.10M | 0.40% | +33,156+9.5% | Added |
| Bank of New York Mellon Corp | 360,734 | $2.93M | 0.00% | +12,853+3.7% | Added |
| D. E. Shaw & Co., Inc. | 316,343 | $2.57M | 0.00% | −34,892−9.9% | Reduced |
| State Board of Administration of Florida Retirement System | 309,106 | $2.51M | 0.00% | +36,216+13.3% | Added |
| Invesco Ltd. | 301,002 | $2.44M | 0.00% | +205,958+216.7% | Added |
| Russell Investments Group, Ltd. | 272,234 | $2.21M | 0.00% | +20,581+8.2% | Added |
| Vanguard Fiduciary Trust Co | 269,070 | $2.18M | 0.00% | +17,387+6.9% | Added |
| Morgan Stanley | 265,670 | $2.15M | 0.00% | −94,072−26.1% | Reduced |
| Federated Hermes, Inc. | 250,766 | $2.03M | 0.00% | +13,051+5.5% | Added |
| Empowered Funds, LLC | 220,316 | $1.79M | 0.01% | +16,275+8.0% | Added |
| Panagora Asset Management Inc | 217,545 | $1.76M | 0.01% | +22,658+11.6% | Added |
| Prudential Financial Inc | 213,599 | $1.73M | 0.00% | −39,440−15.6% | Reduced |
| JPMorgan Chase & Co | 211,339 | $1.73M | 0.00% | −9,385−4.3% | Reduced |
| FMR LLC | 211,444 | $1.71M | 0.00% | +19,611+10.2% | Added |
| State of Wisconsin Investment Board | 188,232 | $1.53M | 0.00% | −20,386−9.8% | Reduced |
| Franklin Resources Inc | 172,010 | $1.40M | 0.00% | −43,381−20.1% | Reduced |
| Prospera Financial Services Inc | 158,762 | $1.29M | 0.02% | −14,289−8.3% | Reduced |
| Haven Private, LLC | 148,448 | $1.20M | 0.46% | −6,812−4.4% | Reduced |
| Two Sigma Investments, LP | 140,587 | $1.14M | 0.00% | +127,587+981.4% | Added |
| First Trust Advisors LP | 130,206 | $1.06M | 0.00% | +6,693+5.4% | Added |
| Round Rock Advisors, LLC | 128,912 | $1.05M | 0.13% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 128,243 | $1.04M | 0.00% | +12,328+10.6% | Added |
| Wellington Management Group LLP | 126,091 | $1.02M | 0.00% | +126,091 | New |
| STRS Ohio | 84,600 | $686.1K | 0.00% | −6,900−7.5% | Reduced |
| Nuveen, LLC | 82,298 | $667.4K | 0.00% | +3,197+4.0% | Added |
| Evergreen Capital Management LLC | 73,731 | $598.0K | 0.01% | −22,269−23.2% | Reduced |
| Canada Pension Plan Investment Board | 73,500 | $596.1K | 0.00% | +50,700+222.4% | Added |
| Trexquant Investment LP | 72,223 | $585.7K | 0.00% | +72,223 | New |
| Vise Technologies, Inc. | 72,030 | $584.2K | 0.01% | +31,732+78.7% | Added |
| Nomura Asset Management International Inc. | 61,255 | $497.0K | 0.00% | 00.0% | Unchanged |
| OpenArc Corporate Advisory, LLC | 59,491 | $482.5K | 0.01% | −30,000−33.5% | Reduced |
| Rhumbline Advisers | 57,510 | $466.4K | 0.00% | +4,474+8.4% | Added |
| D'Orazio & Associates, Inc. | 48,680 | $394.8K | 0.05% | −1,235−2.5% | Reduced |
| Vanguard Global Advisers, LLC | 46,267 | $375.2K | 0.00% | +17,094+58.6% | Added |
| Deutsche Bank AG | 43,192 | $350.3K | 0.00% | +10,047+30.3% | Added |
| Man Group plc | 41,506 | $336.6K | 0.00% | −5,869−12.4% | Reduced |
| Winton Group Ltd | 40,509 | $328.5K | 0.01% | −25,824−38.9% | Reduced |
| XTX Topco Ltd | 40,296 | $326.8K | 0.00% | +25,180+166.6% | Added |
| State of Wyoming | 39,833 | $323.0K | 0.03% | −35,975−47.5% | Reduced |
| Wells Fargo & Company | 37,606 | $305.0K | 0.00% | +21,333+131.1% | Added |
| EntryPoint Capital, LLC | 37,386 | $303.2K | 0.07% | −16,078−30.1% | Reduced |
| Price T Rowe Associates Inc | 36,343 | $295.0K | 0.00% | +5,037+16.1% | Added |
| Baron Wealth Management LLC | 36,372 | $295.0K | 0.08% | −1,906−5.0% | Reduced |
| Creative Planning | 35,737 | $289.8K | 0.00% | +12,624+54.6% | Added |
| LPL Financial LLC | 34,537 | $280.1K | 0.00% | −2,081−5.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 34,485 | $279.7K | 0.00% | −4,823−12.3% | Reduced |
| Bank of America Corp | 31,747 | $257.5K | 0.00% | −8,617−21.3% | Reduced |
| Kathmere Capital Management, LLC | 31,172 | $252.8K | 0.01% | +1,393+4.7% | Added |
| Envestnet Asset Management Inc | 29,190 | $236.7K | 0.00% | +2,632+9.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 26,222 | $212.7K | 0.00% | +26,222 | New |
| Martingale Asset Management L P | 25,364 | $205.7K | 0.00% | +25,364 | New |
| Metis Global Partners, LLC | 25,264 | $204.9K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 24,873 | $201.7K | 0.00% | +9,031+57.0% | Added |
| C2C Wealth Management, LLC | 23,620 | $191.6K | 0.15% | 00.0% | Unchanged |
| Citigroup Inc | 21,666 | $175.7K | 0.00% | +18,244+533.1% | Added |
| Prelude Capital Management, LLC | 21,548 | $174.8K | 0.01% | +3,100+16.8% | Added |
| One Wealth Advisors, LLC | 21,079 | $171.0K | 0.02% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 20,383 | $165.3K | 0.00% | −252−1.2% | Reduced |
| Bailard, Inc. | 18,100 | $146.8K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 17,945 | $143.4K | 0.00% | +879+5.2% | Added |
| Spark Investment Management LLC | 17,000 | $137.9K | 0.27% | +17,000 | New |
| Alliancebernstein L.P. | 21,360 | $136.5K | 0.00% | +7,560+54.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 15,719 | $127.5K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 15,476 | $125.5K | 0.00% | −613−3.8% | Reduced |
| Lido Advisors, LLC | 15,045 | $122.0K | 0.00% | +15,045 | New |
| Mariner, LLC | 14,869 | $120.6K | 0.00% | +220+1.5% | Added |
| CAPROCK Group, Inc. | 13,862 | $112.4K | 0.00% | −12,127−46.7% | Reduced |
| Perkins Capital Management Inc | 13,400 | $108.7K | 0.08% | +900+7.2% | Added |
| Tocqueville Asset Management L.P. | 13,312 | $108.0K | 0.00% | +352+2.7% | Added |
| Wealth Enhancement Advisory Services, LLC | 13,203 | $105.6K | 0.00% | +1,568+13.5% | Added |
| Advisor Group Holdings, Inc. | 12,169 | $98.7K | 0.00% | +500+4.3% | Added |
| Manufacturers Life Insurance Company, The | 12,056 | $97.8K | 0.00% | +291+2.5% | Added |
| R Squared Ltd | 11,991 | $97.2K | 0.05% | +11,991 | New |
| Abel Hall, LLC | 11,520 | $93.4K | 0.02% | +46+0.4% | Added |
| Barclays PLC | 11,202 | $90.8K | 0.00% | −2,786−19.9% | Reduced |
| Ieq Capital, LLC | 10,671 | $86.5K | 0.00% | −4,230−28.4% | Reduced |
| Cerity Partners LLC | 10,512 | $85.3K | 0.00% | −2,501−19.2% | Reduced |